Science Terminology

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Across
  1. 4. Energy that comes from a source and travels through space at the speed of light.
  2. 6. enhanced ... effect
  3. 8. The base level for measuring elevation and depth on Earth.
  4. 10. The act or force of one thing hitting another
Down
  1. 1. The whole mass of air that surrounds the Earth
  2. 2. A chemical element with the symbol C and atomic number 6.
  3. 3. Move steadily and continuously in a current or stream.
  4. 5. economic activity concerned with the processing of raw materials and manufacture of goods in factories.
  5. 7. The production and discharge of something, especially gas or radiation.
  6. 9. Having no living members; no longer in existence.